Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753304Ab0GZDDW (ORCPT ); Sun, 25 Jul 2010 23:03:22 -0400 Received: from fgwmail7.fujitsu.co.jp ([192.51.44.37]:45804 "EHLO fgwmail7.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753232Ab0GZDDV (ORCPT ); Sun, 25 Jul 2010 23:03:21 -0400 X-SecurityPolicyCheck-FJ: OK by FujitsuOutboundMailChecker v1.3.1 From: KOSAKI Motohiro To: KOSAKI Motohiro Subject: [PATCH 1/4] vmscan: convert direct reclaim tracepoint to DEFINE_TRACE Cc: kosaki.motohiro@jp.fujitsu.com, LKML , linux-mm , Andrew Morton , Mel Gorman , KAMEZAWA Hiroyuki , Nishimura Daisuke , Balbir Singh In-Reply-To: <20100726120107.2EEE.A69D9226@jp.fujitsu.com> References: <20100726120107.2EEE.A69D9226@jp.fujitsu.com> Message-Id: <20100726120224.2EF1.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.50.07 [ja] Date: Mon, 26 Jul 2010 12:03:14 +0900 (JST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2078 Lines: 68 Mel Gorman recently added some vmscan tracepoints. Unfortunately they are covered only global reclaim. But we want to trace memcg reclaim too. Thus, this patch convert them to DEFINE_TRACE macro. it help to reuse tracepoint definition for other similar usage (i.e. memcg). This patch have no functionally change. Signed-off-by: KOSAKI Motohiro Reviewed-by: KAMEZAWA Hiroyuki Acked-by: Mel Gorman --- include/trace/events/vmscan.h | 19 +++++++++++++++++-- 1 files changed, 17 insertions(+), 2 deletions(-) diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h index f2da66a..a601763 100644 --- a/include/trace/events/vmscan.h +++ b/include/trace/events/vmscan.h @@ -68,7 +68,7 @@ TRACE_EVENT(mm_vmscan_wakeup_kswapd, __entry->order) ); -TRACE_EVENT(mm_vmscan_direct_reclaim_begin, +DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template, TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), @@ -92,7 +92,15 @@ TRACE_EVENT(mm_vmscan_direct_reclaim_begin, show_gfp_flags(__entry->gfp_flags)) ); -TRACE_EVENT(mm_vmscan_direct_reclaim_end, +DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin, + + TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), + + TP_ARGS(order, may_writepage, gfp_flags) +); + + +DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template, TP_PROTO(unsigned long nr_reclaimed), @@ -109,6 +117,13 @@ TRACE_EVENT(mm_vmscan_direct_reclaim_end, TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed) ); +DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end, + + TP_PROTO(unsigned long nr_reclaimed), + + TP_ARGS(nr_reclaimed) +); + TRACE_EVENT(mm_vmscan_lru_isolate, TP_PROTO(int order, -- 1.6.5.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/